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392088 (2009 DL77)
Classification: Main-belt Asteroid          SPK-ID: 2392088
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432407043654257 6.7389e-08  
a 2.793105570492667 4.0174e-08 au
q 2.393019161208302 1.8702e-07 au
i 3.943444204930574 7.709e-06 deg
node 302.1970958343983 9.3426e-05 deg
peri 129.3305291499083 9.7803e-05 deg
M 216.3563947710534 2.8209e-05 deg
tp 2459680.820016815583
(2022-Apr-11.32001682)
0.00014049 TDB
period 1705.019904389418
4.67
3.6785e-05
1.007e-07
d
yr
n .2111412301247704 4.5553e-09 deg/d
Q 3.193191979777031 4.5928e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      4640 days (12.70 yr)  
   first obs. used      2007-10-09  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:27:57  

Additional Information
 Earth MOID = 1.41008 au 
 Jupiter MOID = 2.07645 au 
 T_jup = 3.310 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO437605  

392088 (2009 DL77)          Discovered 2009-Feb-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2004-Apr-15 21:39 00:01 Hebe 0.0345125430992152 0.0345062127260875 0.0345188734729945 6.29116619349827 6.29116616486642 2453111.401807509 1.13253041954465 315.685483100005 68.8282853184359 1.43432095720741 16452.7304475576 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 16:27:58 2020-Nov-12 16:27

Alternate Designations
 2009 DL77 = 2007 TE153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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